Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.
NSN 5996-00-262-3211
NSN 6685-00-265-7530
NSN 6145-00-583-9989
NSN 6650-01-502-0254
NSN 5925-01-391-4986
NSN 5990-00-473-1809
NSN 5985-00-892-9547
NSN 5950-01-237-2486
NSN 5950-01-434-0226
NSN 5998-01-235-1064
NSN 4140-01-248-4610
NSN 6685-01-659-1570